J. R. Campbell (communist) (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "J. R. Campbell (communist)" in English language version.

refsWebsite

Global rank English rank

2^nd place

2^nd place

doi.org

Johnstone 2006. Johnstone, Monty (2006). "Campbell, John Ross (1894–1969)". Oxford Dictionary of National Biography (online ed.). Oxford: Oxford University Press. doi:10.1093/ref:odnb/56741.